Home / 74,566.96-102,901.64-42,307.52

Finding the Fourth Proportional to 74,566.96, 102,901.64 and 42,307.52

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Solution

The fourth proportional to 74,566.96, 102,901.64 and 42,307.52 is: 58,383.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,566.96 : 102,901.64 = 42,307.52 : x
  2. Step 2: Convert to fraction form
    74,566.96/102,901.64 = 42,307.52/x
  3. Step 3: Cross multiply
    74,566.96x = 102,901.64 × 42,307.52
  4. Step 4: Simplify right side
    74,566.96x = 4,353,513,192.33
  5. Step 5: Solve for x
    x = 4,353,513,192.33/74,566.96
  6. Step 6: Final answer
    x = 58,383.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.